forked from OSchip/llvm-project
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
//==- DIAEnumLineNumbers.cpp - DIA Line Number Enumerator impl ---*- C++ -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/PDB/PDBSymbol.h"
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#include "llvm/DebugInfo/PDB/DIA/DIAEnumLineNumbers.h"
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#include "llvm/DebugInfo/PDB/DIA/DIALineNumber.h"
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using namespace llvm;
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DIAEnumLineNumbers::DIAEnumLineNumbers(
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CComPtr<IDiaEnumLineNumbers> DiaEnumerator)
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: Enumerator(DiaEnumerator) {}
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uint32_t DIAEnumLineNumbers::getChildCount() const {
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LONG Count = 0;
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return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0;
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}
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std::unique_ptr<IPDBLineNumber>
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DIAEnumLineNumbers::getChildAtIndex(uint32_t Index) const {
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CComPtr<IDiaLineNumber> Item;
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if (S_OK != Enumerator->Item(Index, &Item))
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return nullptr;
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return std::unique_ptr<IPDBLineNumber>(new DIALineNumber(Item));
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}
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std::unique_ptr<IPDBLineNumber> DIAEnumLineNumbers::getNext() {
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CComPtr<IDiaLineNumber> Item;
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ULONG NumFetched = 0;
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if (S_OK != Enumerator->Next(1, &Item, &NumFetched))
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return nullptr;
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return std::unique_ptr<IPDBLineNumber>(new DIALineNumber(Item));
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}
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void DIAEnumLineNumbers::reset() { Enumerator->Reset(); }
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DIAEnumLineNumbers *DIAEnumLineNumbers::clone() const {
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CComPtr<IDiaEnumLineNumbers> EnumeratorClone;
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if (S_OK != Enumerator->Clone(&EnumeratorClone))
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return nullptr;
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return new DIAEnumLineNumbers(EnumeratorClone);
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}
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